gnutls_openpgp_crt_get_expiration_time - Extract the expire date
the structure that contains the OpenPGP public key.
Get key expiration time. A value of ’0’ means that the key doesn’t
expire at all.
the time when the OpenPGP key expires.
Report bugs to <email@example.com>. GnuTLS home page:
http://www.gnu.org/software/gnutls/ General help using GNU software:
Copyright © 2008 Free Software Foundation.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.
The full documentation for gnutls is maintained as a Texinfo manual.
If the info and gnutls programs are properly installed at your site,
should give you access to the complete manual.